1 files changed, 7 insertions, 7 deletions
diff --git a/bsfs/graph/ac/null.py b/bsfs/graph/ac/null.py
index a39b7b9..288a0da 100644
--- a/bsfs/graph/ac/null.py
+++ b/bsfs/graph/ac/null.py
@@ -8,7 +8,7 @@ Author: Matthias Baumgartner, 2022
 import typing
 
 # bsfs imports
-from bsfs import schema as _schema
+from bsfs import schema
 from bsfs.namespace import ns
 from bsfs.utils import URI
 
@@ -27,26 +27,26 @@ class NullAC(base.AccessControlBase):
     """
     """
 
-    def is_protected_predicate(self, pred: _schema.Predicate) -> bool:
+    def is_protected_predicate(self, pred: schema.Predicate) -> bool:
         """Return True if a predicate cannot be modified manually."""
         return pred.uri == ns.bsm.t_created
 
-    def create(self, node_type: _schema.Node, guids: typing.Iterable[URI]):
+    def create(self, node_type: schema.Node, guids: typing.Iterable[URI]):
         """Perform post-creation operations on nodes, e.g. ownership information."""
 
-    def link_from_node(self, node_type: _schema.Node, guids: typing.Iterable[URI]) -> typing.Iterable[URI]:
+    def link_from_node(self, node_type: schema.Node, guids: typing.Iterable[URI]) -> typing.Iterable[URI]:
         """Return nodes for which outbound links can be written."""
         return guids
 
-    def link_to_node(self, node_type: _schema.Node, guids: typing.Iterable[URI]) -> typing.Iterable[URI]:
+    def link_to_node(self, node_type: schema.Node, guids: typing.Iterable[URI]) -> typing.Iterable[URI]:
         """Return nodes for which inbound links can be written."""
         return guids
 
-    def write_literal(self, node_type: _schema.Node, guids: typing.Iterable[URI]) -> typing.Iterable[URI]:
+    def write_literal(self, node_type: schema.Node, guids: typing.Iterable[URI]) -> typing.Iterable[URI]:
         """Return nodes to which literals can be attached."""
         return guids
 
-    def createable(self, node_type: _schema.Node, guids: typing.Iterable[URI]) -> typing.Iterable[URI]:
+    def createable(self, node_type: schema.Node, guids: typing.Iterable[URI]) -> typing.Iterable[URI]:
         """Return nodes that are allowed to be created."""
         return guids